Welcome to Hotel Attica 21 Barcelona Mar Barcelona, Located in the modern Diagonal Mar district of Barcelona, Attica 21 is only 300 metres from the beach. The hotel has a rooftop swimming pool and free Wi-Fi. The contemporary rooms in Attica 21 Barcelona Mar all have wooden floors and large windows. They include air conditioning and a private bathroom. Attica 21’s rooftop pool is surrounded by a sun terrace and loungers, with stunning views of the city. The hotel offers a coffee bar and tour desk. The nearest Metro station is Selva de Mar, about 400 metres away. The Fòrum entertainment venue is 15 minutes’ walk away, while the Diagonal Mar Shopping Centre is 5 minutes away. Private parking is available on site at an extra cost. (Hotel Attica 21 Barcelona Mar Barcelona hotels booking).